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Finding the Fourth Proportional to 230,399.35, 345,657.35 and 64,187.35

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Solution

The fourth proportional to 230,399.35, 345,657.35 and 64,187.35 is: 96,297.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,399.35 : 345,657.35 = 64,187.35 : x
  2. Step 2: Convert to fraction form
    230,399.35/345,657.35 = 64,187.35/x
  3. Step 3: Cross multiply
    230,399.35x = 345,657.35 × 64,187.35
  4. Step 4: Simplify right side
    230,399.35x = 22,186,828,600.85
  5. Step 5: Solve for x
    x = 22,186,828,600.85/230,399.35
  6. Step 6: Final answer
    x = 96,297.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.